Excel Tutorials for beginners, Intermediates and experts.
To quickly fill a range of cells with random text values, you can use a formula based on the CHOOSE and RANDBETWEEN functions. Formula =CHOOSE(RANDBETWEEN(1,3),”Value1″,”Value2″,”Value3″) Note that RANDBETWEEN will calculate a new value whenever the worksheet is changed. Once you have values in the range, you may want to replace the formulas with values to …
To generate random times in at specific intervals you can use the RAND function with the FLOOR function. See example below: Formula =FLOOR(RAND(),”0:15″) Explanation In the example shown, the formula in B6 is: =FLOOR(RAND(),”0:15″) which generates a random time at a 15-minute interval. How this formula works The RAND function generates a decimal number between …
To get a random value from a table or list in Excel, you can use the INDEX function with help from the RANDBETWEEN and ROWS functions. Formula =INDEX(data,RANDBETWEEN(1,ROWS(data)),1) Note: this formula uses the named range “data” (B5:E104) for readability and convenience. If you don’t want to use a named range, substitute $B$5:$E$104 instead. Explanation In …
To calculate the original number based on current value and known percentage change, you can use a simple formula that divides the current value by the percent plus 1. Formula =current/(percent+1) Explanation In the example, the active cell contains this formula: =C6/(B6+1) In this case, Excel first calculates the result of B6 + 1, then divides C6 by the …
If you have a discounted price and an original price, and you want to know the discount as a percentage, you can calculate the percentage discount using a formula that divides the discounted price by the original price and then subtracts the result from one. Formula = 1-(discount_price/original_price) Explanation In the example, the active cell …
If you need to calculate the percentage change between two values in Excel, you can use a formula that divides the change itself by the “old” value. A classic example would be to calculate the percentage between sales last month and sales this month. Formula =(new_value-old_value)/old_value Explanation In the example, the active cell contains this …
To calculate the percentage complete for a project with a list of tasks, you can use a simple formula based on the COUNTA function. Formula =COUNTA(range1)/COUNTA(range2) Explanation In the example shown, the formula in F6 is: =COUNTA(C5:C11)/COUNTA(B5:B11) How this formula works At the core, this formula simply divides tasks complete by the total task count: …
You can calculate a percent variance by subtracting the original number from the new number, then dividing that result by the original. For example, if the baseline number is 100, and the new number is 110: =(110-100)/100 This formula can be used to calculate things like variance between this year and last year, variance between …
If you have a discounted price and know the discount percentage, you can calculate the original price with a simple formula that divides the discounted price by the result of 1 minus the discount percentage. See example below: Formula =price/(1-discount) Explanation How the formula works In the example, the active cell contains this formula: =C6/(1-D6) …
If you have a total and a percentage that presents some amount of the total, you can calculate the amount represented by the percentage with a simple formula that multiples the total by the percentage. Formula = total * percent Explanation In the example, the active cell contains this formula: =C6*D6 To calculate the amount, …